What happens to the slope when a line with positive slope gets close to vertical
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Given:
A video game customers to rent games for $4.75 each.
Customers can also buy a membership for $54 annually, and video games would only cost $2.50 each.
To find:
The number of video games a customer would have to rent in a year in order for the two options to be equal.
Solution:
Let x be the number of video games.
A video game customers to rent games for $4.75 each. So, the total cost is
Customers can also buy a membership for $54 annually, and video games would only cost $2.50 each. So, the total cost is
Now, , if the rent in a year for the two options to be equal.
Divide both sides by 2.25.
Therefore, the rent in two options are equal for 24 video games.